function chg(col){
				textarea.style.backgroundColor=col;
			}

var bodyBgs = [];
			var bgcolor=["white","#007aff","#4cd964","#f0ad4e","#cf2d28","#8a6de9","pink","lightgray"];
        	bodyBgs[0] = "url(./images/img3.png)";
        	bodyBgs[1] = "url(./images/img1.png)";
        	bodyBgs[2] = "url(./images/img2.png)";
        	var randomBgIndex = Math.round( Math.random() * 3 );
  			var randomBgIndex1 = Math.round( Math.random() * 8 );
        	$('#cc').css('background-image',bodyBgs[randomBgIndex]);
        	$('#textarea').css('background-color',bgcolor[randomBgIndex1])
